When it comes to trucks, customers place dependability near the top of the list. And when it comes to truck engines, more than 100 million engines’ worth of continuous improvement and trillions of miles support the Chevrolet Silverado V-6 and V-8s claim to delivering on that requirement.

Polished engine parts might bring to mind chromed pulleys or valve covers that add a touch of dazzle under the hood. But when it comes to the 5.3 Liter V8 EcoTec3 engine, the shine on the crankshaft means using automated microfinishing and electronic measurement to get crank tolerances to the width of a human red blood cell, or within eight microns.

When the next-generation Chevrolet Volt debuts at the North American International Auto Show in January, it will feature an all-new Voltec extended range electric vehicle (EREV) propulsion system substantially developed from Volt owners including data collected on their driving behaviors.

The all-new 2015 Corvette Z06 is the most powerful production car ever from General Motors, with its all-new LT4 supercharged 6.2L V-8 engine SAE-certified at 650 horsepower (485 kW) at 6,400 rpm and 650 lb-ft of torque (881 Nm) at 3,600 rpm.

The all-new, paddle-shift eight-speed automatic transmission makes the 2015 Corvette Stingray faster and more fuel efficient, with 0-60 acceleration of only 3.7 seconds and an EPA-estimated 29 mpg on the highway.

The all-new, GM-developed Hydra-Matic 8L90 eight-speed transmission is matched with the available 6.2L EcoTec3 V-8 engine in the 2015 Chevrolet Silverado 1500, supporting the pickup’s capabilities with greater efficiency and refinement.

DETROIT – The all-new 2015 Corvette Z06 is the most powerful production car ever from General Motors and one of a few production cars available in the United States that delivers more than 600 horsepower.

General Motors will bring all its electric vehicle battery building capabilities in-house with production of battery systems for the 2015 Chevrolet Spark EV at its battery assembly plant in Brownstown, Mich.

DETROIT – General Motors’ fleet of fuel cell vehicles recently passed 3 million miles of hydrogen-powered, real-world driving. Some individual vehicles have accumulated more than 120,000 miles. By GM’s estimate, using hydrogen to power these vehicles, the fleet has avoided 157,894 gallons of gasoline consumption.

DETROIT – Chevrolet Performance has released a comprehensive collection of factory-engineered performance parts and accessories for fifth-generation Camaros, 2010 model year and newer. Many of the parts preserve the vehicle warranty when installed by a Chevrolet dealer – an advantage aftermarket installers cannot provide.

DETROIT – The 2014 Chevrolet Silverado 1500 and High Country and the GMC Sierra and Sierra Denali 1500, available this fall, with a 6.2L V-8 produces an SAE-certified 420 horsepower (at 5600 rpm) and 460 lb-ft of torque (at 4100 rpm), the most power of any pickup engine and torque of any light duty pickup truck engine.

DETROIT – The 2014 Silverado with the all-new 4.3L EcoTec3 V-6 – the most capable standard V-6 in any full-size pickup truck – will also be a segment leader in fuel economy, helping save customers money when they buy and when they drive.

DETROIT – When it came to developing a diesel-powered 2014 Chevrolet Cruze, General Motors powertrain engineers adapted a proven powertrain already used by GM in Europe, where approximately 40 percent of all Cruze models sold feature a diesel engine.

DETROIT – When the all-new 2014 Chevrolet Corvette arrives late next year, it will be powered by a technologically advanced, racing-proven 6.2L V-8 delivering an estimated 450 horsepower and helping produce 0-60 times in less than four seconds.

DETROIT – Drivers of the 2014 Chevrolet Impala coming early next year can get improved fuel economy over the competition due in part to a new advanced valvetrain technology on the Ecotec 2.5L four-cylinder engine.

DETROIT – Full-size pickups are unique, both in the jobs their owners ask of them and how long customers expect them to last. So for the Chevrolet Silverado and other full-size trucks, General Motors improves the fuel efficiency of its mainstream 5.3-liter V-8 engine by switching off four of the cylinders when they aren’t needed.

WIXOM, Mich. – Rick Hendrick, owner of NASCAR team Hendrick Motorsports and chairman of Hendrick Automotive Group, built the engine for his 2012 COPO Camaro at General Motors’ Performance Build Center today, as part of Chevrolet’s series of customer engine build experiences.

DETROIT – The unbeaten track performance of the new Chevrolet IndyCar V-6 engine is bringing acclaim to the engineers who created it and hope for its significant technology to find its way into passenger cars.